GREENICE Informe resumido

Ice drift data derived from ENVISAT GMM data

3-day ice drift data for the centran Arctic Ocean is being derived in near real time from ENVISAT GMM ASAR data. Accuracy is in the order of 3 kilometers or 1km/day. Data has been derived for the period July 2004, and December 2004-June 2005. Data are stored in ASCII files with time and location of the ice features. Every possible matching pairs of images between day 1 and day day 4 (3-day interval) has been tried.